20245836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{557}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 51184224

約数和(自身を除く): 30938388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 233, 466, 557, 699, 932, 1114, 1398, 1671, 2228, 2796, 3029, 3342, 6058, 6684, 7241, 9087, 12116, 14482, 18174, 21723, 28964, 36348, 43446, 86892, 129781, 259562, 389343, 519124, 778686, 1557372, 1687153, 3374306, 5061459, 6748612, 10122918, 20245836]

約数ペア:

[(1, 20245836), (2, 10122918), (3, 6748612), (4, 5061459), (6, 3374306), (12, 1687153), (13, 1557372), (26, 778686), (39, 519124), (52, 389343), (78, 259562), (156, 129781), (233, 86892), (466, 43446), (557, 36348), (699, 28964), (932, 21723), (1114, 18174), (1398, 14482), (1671, 12116), (2228, 9087), (2796, 7241), (3029, 6684), (3342, 6058)]